Personalized Rocket 2nd Birthday Infant Romper. Happy 2nd Birthday! A rocket blasts off from an alien world with a giant 2 for the two year old's second birthday! Meet your new favorite outfit! Keep dressing simple with this one piece, lap shoulder t-romper. Super soft and perfect for baby's sensitive skin. 5.5 oz. 100% combed ringspun cotton premium jersey (CVC Colors are 60/40; Heather is 90/10 combed ringspun cotton/polyester)